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CA1027811A - Systeme d'alarme pneumatique - Google Patents

Systeme d'alarme pneumatique

Info

Publication number
CA1027811A
CA1027811A CA233,597A CA233597A CA1027811A CA 1027811 A CA1027811 A CA 1027811A CA 233597 A CA233597 A CA 233597A CA 1027811 A CA1027811 A CA 1027811A
Authority
CA
Canada
Prior art keywords
alarm system
pneumatic alarm
pneumatic
alarm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA233,597A
Other languages
English (en)
Inventor
James W. Sealey
Horace G. Edwards
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fortune Development Corp
Original Assignee
Fortune Development Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fortune Development Corp filed Critical Fortune Development Corp
Application granted granted Critical
Publication of CA1027811A publication Critical patent/CA1027811A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/20—Actuation by change of fluid pressure
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/04—Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • G08B19/005—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow combined burglary and fire alarm systems
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/1624—Destructible or deformable element controlled
    • Y10T137/1632—Destructible element
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/1624—Destructible or deformable element controlled
    • Y10T137/1632—Destructible element
    • Y10T137/1684—With alarm or indicator
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/1624—Destructible or deformable element controlled
    • Y10T137/1797—Heat destructible or fusible
    • Y10T137/1819—Safety cut-off
    • Y10T137/1834—With external closing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Burglar Alarm Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Emergency Alarm Devices (AREA)
  • Examining Or Testing Airtightness (AREA)
CA233,597A 1974-09-30 1975-08-18 Systeme d'alarme pneumatique Expired CA1027811A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US510228A US3921563A (en) 1974-09-30 1974-09-30 Pneumatic alarm system

Publications (1)

Publication Number Publication Date
CA1027811A true CA1027811A (fr) 1978-03-14

Family

ID=24029888

Family Applications (1)

Application Number Title Priority Date Filing Date
CA233,597A Expired CA1027811A (fr) 1974-09-30 1975-08-18 Systeme d'alarme pneumatique

Country Status (5)

Country Link
US (1) US3921563A (fr)
JP (1) JPS5334478B2 (fr)
CA (1) CA1027811A (fr)
DE (1) DE2540620A1 (fr)
FR (1) FR2286452A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4832260A (en) * 1976-07-06 1989-05-23 Spilde Rodney L Emergency ventilation system
DE3905514A1 (de) * 1989-02-23 1990-08-30 Oliver Burt Signalgeberanlage, insbesondere alarmanlage zum erfassen von belastungsaenderungen auf gelaende- bzw. an gebaeudeteilen
FR2796743B1 (fr) * 1999-07-21 2001-10-26 Christian Plauche Dispositif de detection d'accident dans un tunnel routier de grande longueur
WO2009032973A2 (fr) * 2007-09-07 2009-03-12 Pacific Scientific Company Détecteur pneumatique de feu
US9342969B2 (en) * 2014-10-16 2016-05-17 Kidde Technologies, Inc. Pneumatic detector assembly with bellows
TWI643468B (zh) * 2017-03-29 2018-12-01 鴻海精密工業股份有限公司 感測器及應用該感測器的監控系統

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540364A (en) * 1945-08-24 1951-02-06 Adams Francis Victor Flow control means
US2673707A (en) * 1949-07-05 1954-03-30 Fred W Mcrae Safety cutoff valve having bellows controlled trip
US3045775A (en) * 1959-04-06 1962-07-24 Westinghouse Italiana Protection system for vehicles carrying valuables
US3323531A (en) * 1964-08-11 1967-06-06 Edsel A Spellman Quick opening gate valve
US3780692A (en) * 1972-06-20 1973-12-25 P Nally Alarm device

Also Published As

Publication number Publication date
JPS5334478B2 (fr) 1978-09-20
US3921563A (en) 1975-11-25
FR2286452A1 (fr) 1976-04-23
DE2540620A1 (de) 1976-04-01
JPS5158894A (fr) 1976-05-22

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